Finding the Fourth Proportional to 589,448.64, 813,379.68 and 334,750.08
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Solution
The fourth proportional to 589,448.64, 813,379.68 and 334,750.08 is: 461,921.35
Step by Step Solution
- Step 1: Write the proportion equation
589,448.64 : 813,379.68 = 334,750.08 : x - Step 2: Convert to fraction form
589,448.64/813,379.68 = 334,750.08/x - Step 3: Cross multiply
589,448.64x = 813,379.68 × 334,750.08 - Step 4: Simplify right side
589,448.64x = 272,278,912,950.37 - Step 5: Solve for x
x = 272,278,912,950.37/589,448.64 - Step 6: Final answer
x = 461,921.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.